Home / 87,769,469.84-131,559,012.14-43,944,536.34

Finding the Fourth Proportional to 87,769,469.84, 131,559,012.14 and 43,944,536.34

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Solution

The fourth proportional to 87,769,469.84, 131,559,012.14 and 43,944,536.34 is: 65,869,143.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,769,469.84 : 131,559,012.14 = 43,944,536.34 : x
  2. Step 2: Convert to fraction form
    87,769,469.84/131,559,012.14 = 43,944,536.34/x
  3. Step 3: Cross multiply
    87,769,469.84x = 131,559,012.14 × 43,944,536.34
  4. Step 4: Simplify right side
    87,769,469.84x = 5,781,299,789,621,009
  5. Step 5: Solve for x
    x = 5,781,299,789,621,009/87,769,469.84
  6. Step 6: Final answer
    x = 65,869,143.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.